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Two Great Horned Owl chicks nest in a spruce tree near Sanctuary River Campground, Denali National Park and Preserve, Interior Alaska, Spring
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Adult Raven feeding its open-mouthed chicks in their nest near Sanctuary Campground, Denali National Park and Preserve, Interior Alaska, Summer
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Northern Hawk Owl cocks its head quizzically while perched in a poplar tree near Wonder Lake in Denali National Park and Preserve, Interior Alaska, Fall
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Male Willow Ptarmigan with changing plumage perches on a Pussy Willow in Denali National Park, Interior Alaska, Spring
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Portrait of a Northern Hawk Owl perched on a dead spruce tree, Denali National Park, Interior Alaska, Fall
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A pair of Merlins (pigeon hawks) sqawk from the branch of a Spruce tree in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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Male Wilson's Warbler sings while sitting on a willow shrub near Savage River in Denali National Park anbd Preserve, Interior Alaska, Spring
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Male Wilson's Warbler sings while sitting on a willow shrub near Savage River in Denali National Park anbd Preserve, Interior Alaska, Spring
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Adult male Willow Ptarmigan in white winter plumage vocalizes with open beak near Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Adult male Willow Ptarmigan in white winter plumage walks on the frozen Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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An Adult male Willow Ptarmigan in breeding plumage takes dust bath on a Savage River gravel bar, Denali National Park and Preserve, Interior Alaska, Spring
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Bald Eagles perched in the top of an old Spruce tree on a misty morning in the Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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A pair of mated Bald Eagles perch in the morning sun in Alaska's Inside Passage, Southeast Alaska, Winter
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Two adult Trumpeter Swans rest with their four young chicks on a nest beside a pond along the Denali Highway, Interior Alaska, Summer
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Two adult Trumpeter Swans rest with their four young chicks on a nest beside a pond along the Denali Highway, Interior Alaska, Summer
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A Merlin (Pigeon Hawk) perches on a pine cone decorated Spruce tree limb in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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A Merlin (pigeon hawk) perches on a Spruce tree branch in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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A Merlin sqawks while sitting in a Spruce tree branch in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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An adult Lynx crouches at base of spruce tree near Teklanika Campground in Denali National Park and Preserve, Interior Alaska, Summer
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An adult Lynx crouches at base of spruce tree near Teklanika Campground in Denali National Park and Preserve, Interior Alaska, Summer
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Male Wilson's Warbler perches on willow shrub near Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Orange-crowned Warbler perches on a willow shrub near Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Adult male Willow Ptarmigan in white winter plumage, Denali National Park and Preserve, Interior Alaska, Winter
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Adult male Willow Ptarmigan in white winter plumage, Denali National Park and Preserve, Interior Alaska, Winter
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Adult male Willow Ptarmigan in white winter plumage, Denali National Park and Preserve, Interior Alaska, Winter
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Adult male Willow Ptarmigan in white winter plumage, Denali National Park and Preserve, Interior Alaska, Winter
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Close up profile of a male Willow Ptarmigan in breeding plumage with prominent eye combs, Denali National Park and Preserve, Interior Alaska, Spring
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Male Willow Ptarmigan in breeding plumage stands in brush near Savage River, Denali Park National Park and Preserve, Interior Alaska, Spring
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Male Willow Ptarmigan in breeding plumage stands on snow near Savage River, Denali National Park and Preserve, Interior Alaska, Spring
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Willow Ptarmigan perches on a willow branch with Mt. McKinley in the background, Denali National Park, Interior Alaska, Autumn
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Male Willow Ptarmigan in breeding plumage hides in brush along the Savage River, Denali National Park, Interior Alaska, Spring
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A Black Capped Chickadee sits on a spruce branch in Hillside Anchorage, Southcentral Alaska, Spring
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Bald Eagle perched in the top of an old Spruce tree on a misty morning in the Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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Pair of Lynx rest in mossy opening in dense spruce forest near Igloo Creek in Denali National Park and Preserve, Interior Alaska, Fall
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Pair of Lynx rest in mossy opening in dense spruce forest near Igloo Creek in Denali National Park and Preserve, Interior Alaska, Fall
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Black-billed Magpie perches on willow shrub with new Spring growth near Sable Pass in Denali National Park and Preserve, Interior Alaska, Spring
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Male Harlequin Duck sits on gravel bar next to Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Two adult Bull Moose spar in a meadow near Wonder Lake in Denali National Park and Preserve, Interior Alaska, Autumn
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Two adult Bull Moose spar in a meadow near Wonder Lake in Denali National Park and Preserve, Interior Alaska, Autumn
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White-tailed Ptarmigan stands on an alpine rock pile on Cathedral Mountain in Denali National Park and Preserve, Interior Alaska, Summer
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Male Rock Ptarmigan in late breeding plumage stands on a rocky ridge near Eielson Visitor Center in Denali National Park and Preserve, Interior Alaska, Spring
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Male Rock Ptarmigan in late breeding plumage stands on a rocky ridge near Eielson Visitor Center in Denali National Park and Preserve, Interior Alaska, Spring
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A pair of Bohemian Waxwings perched on branches eat red crabapple fruit, Anchorage, Southcentral Alaska, Winter
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Close up view of a male Redpoll in spring breeding colors, Anchorage, Southcentral Alaska
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Horned Puffin pair perched on a cliff ledge during Summer, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin gathering nest material to line its burrow, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on lichen covered cliff ledge during Summer, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Pair of Least Auklets perched on a rock, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska, Summer
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Bald Eagle perched on Spruce branch overlooking the Chilkat Mountains and fog filled Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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A pair of bull caribou wander the open landscape near Savage River in Denali National Park and Preserve, Interior Alaska, Summer
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Male Red Phalarope sits on nest, Arctic Coastal Plain, National Petroleum Reserve, near Barrow, Arctic Alaska, Summer
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A Red-necked Grebe settles on its clutch of white eggs at a small pond in Anchorage, Southcentral Alaska, Summer
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A Merlin (pigeon hawk) perches on a tree stump in Turnagain Pass, Kenai Peninsula, Southcentral Alaska , Summer
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A Merlin (pigeon hawk) stretches its leg while sitting on a tree stump in Turnagain Pass, Kenai Peninsula, Southcentral Alaska , Summer
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Snowshoe Hare in white winter coat nestles on patch of snow free ground near Savage River Campground in Denali National Park and Preserve, Interior Alaska, Winter
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A Bohemian Waxwing feasts on Mountain Ash berries in downtown Anchorage, Southcentral Alaska, Winter/n
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Two Sandhill Cranes forage in Creamer's Field, Fairbanks, Interior Alaska, Summer
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Two Lesser Sandhill Cranes, one with wings extended, stand in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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A Willow Ptarmigan shows the early signs of winter plumage near the Sanctuary River in Denali National Park and Preserve, Interior Alaska, Fall
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An Arctic tern stands on a rock at Potter Marsh in the Anchorage Coastal Wildlife Refuge, near Anchorage, Southcentral Alaska, Summer/n
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Horned Puffin with wings outstretched, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin with wings outstretched, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Least Auklet calling from a rock perch, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska, Summer
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Close up view of a Least Auklet perched on rock ledge, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska, Summer
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Least Auklet perched on a lichen covered rock, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska, Summer
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Black-legged Kittiwake nesting on St. Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Red-faced Cormorant nesting on a cliff ledge, St. Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Red-faced Cormorant nesting on a cliff ledge, St. Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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A Bald Eagle perched in the top of a hemlock tree in Alaska's Inside Passage with the Tongass National Forest and snowy peaks of the Chilkat Mountains in the background, Southeast Alaska, Winter, COMPOSITE
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A Bald Eagle perched in the top of a hemlock tree in Alaska's Inside Passage with the Tongass National Forest and snowy peaks of the Chilkat Mountains in the background, Southeast Alaska, Winter, COMPOSITE
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A Bald Eagle perched in the top of a hemlock tree in Alaska's Inside Passage with the Tongass National Forest and snowy peaks of the Chilkat Mountains in the background, Southeast Alaska, Winter
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A Bald Eagle perched in the top of a hemlock tree in Alaska's Inside Passage with the Tongass National Forest and snowy peaks of the Chilkat Mountains in the background, Southeast Alaska, Winter
Rights-Managed
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Close up view of a Glaucous Gull with her nesting chicks at Potter Marsh, Anchorage, Southcentral Alaska, Spring
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Close up view of a Glaucous Gull nesting with her with chicks at Potter Marsh, Anchorage, Southcentral Alaska, Spring
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Close up view of a Glaucous Gull nesting with her with chicks at Potter Marsh, Anchorage, Southcentral Alaska, Spring
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Sow and Cub brown bears looking across small lake and viewing Mt. McKinley at sunrise, SouthCentral Alaska, Autumn, COMPOSITE
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An adult Arctic Tern sits on a driftwood stump and calls, Southcentral Alaska, Spring
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An adult Arctic Tern feeds a minnow to one of a pair of tern chicks at Potter Marsh, Southcentral Alaska, Summer
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Arctic Ground Squirrel stands on a branch of a snag Spruce tree in Denali National Park and Preserve, Interior Alaska, Spring
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A Hawk Owl with a red beak perches on a branch in Portage Valley, Southcentral Alaska, Summer
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Two adult Bull Moose walk through a wet meadow near Wonder Lake in Denali National Park and Preserve, Interior Alaska, Autumn. Digitally altered
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Close up of a male Willow Ptarmigan with changing plumage walking across the snow near Savage River, Denali National Park, Interior Alaska, Spring
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Close up of a Boreal Chickadee perched on a Hemlock bough, Chugach Mountains, Southcentral Alaska, Winter
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Juvenile and adult Lesser Sandhill Cranes walk in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska. Summer
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Tufted Puffin perched on rock ledge, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on ledge, Round Island, Walrus Islands State Game Sanctuary, Bristol Bay, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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